Question

1) CALCULE

A) 6-²

B) 5-³

C) 8-¹

D) (2)³
5

E) (-Z)-³

F) (-5)-²

Answer 1

a)6-²=(1/6)²=1/36

b)5-³=(1/5)³=1/125

c)8-¹=(1/8)¹=1/8

d)( 2/5)³=8/125

e) (-z)-³= (-1/z)³= (-1/z³)

f) (-5)-²= (-1/5)²= 1/25